Many customers will have such a question: why the cylinder inspection fee? In fact, many safety incidents started with an expired cylinder. Newred Xiaobian today to share with you, special gas filling before the cylinder inspection.

Before filling gas, we must carefully inspect gas cylinders one by one, which is to prevent accidents due to mixed loading, misloading, replacement, scrapping or delayed service in the filling process or in transportation, storage and use of gas cylinders. The following must be done:

1. The steel mark and color mark do not meet the regulations, and the medium in the bottle is not confirmed

2. The accessories are damaged, incomplete or do not conform to the regulations

3. There is no residual pressure in the bottle

4. Exceeding the inspection period

5. after appearance inspection, there is obvious damage, need to go into the inspection

6. Oxidizing or strong oxidizing gas cylinders stained with grease

7. The first filling of flammable gas cylinders or the first filling after regular inspection without replacement or vacuum treatment.